FLOWERING PLANTS AND FERNS OF ARIZONA 355 



3. Rorippa sinuata (Nutt.) A. S. Hitchc, Spring Fl. Manhattan is. 



1894. 



Nasturtium sinuatum Nutt. ex Torr. and Gray, Fl. North 



Amer. 1:73. 1838. 

 Radicula sinuata Greene, Leaflets 1:113. 1905. 



Apache County to Coconino County, 5,000 to 6,000 feet, May to 

 June. Illinois to Saskatchewan, south to Texas, northern Arizona, 

 and California. 



Represented in Arizona only by a form with scurfy-papillate in- 

 florescence and pods {Nasturtium trachycarpum Gray). 



4. Rorippa curvisiliqua (Hook.) Bessev, Torrey Bot. Club Mem. 



5:169. 1894. 



Sisymbrium curclslliqum Hook., Fl. Bor. Amer. 1:61. 1830. 



San Francisco Peaks and Bill Williams Mountain (Coconino 

 County), Beaver Creek (Yavapai County), bed of the Gila River 

 (Phial County), up to 7,200 feet, June to August. Montana and 

 Wyoming to British Columbia, south to Arizona and California. 



The Arizona specimens are referred doubtfully to tins species, hav- 

 ing longer, more slender, and less curved pods than most specimens of 

 R. curcisiliqua from the Pacific Coast States. 



5. Rorippa sphaerocarpa (A. Grav) Britton, Torrev Bot. Club Mem. 



5:170. 1894. 



Nasturtium spharrocarpum A. Grav, Amer. Acad. Arts and 



Sci. Mem., ser. 2, 4:6. 1849. 

 Radicula sphaerocarpa Greene, Leaflets 1:113. 1905. 



San Francisco Peaks and Oak Creek (Coconino County), Tonto 

 Basin (Gila County), 5,000 to 8,000 feet, July to September. Illinois 

 to Wyoming, south to Texas, Arizona, and California. 



6. Rorippa hispida (Desv.) Britton, Torrev Bot. Club Mem. 5:169. 



1894. 



BrachUobus hispidus Desv., Jour, de Bot. Desv. 3:183. 1814. 

 Radicula hispida Heller, Muhlenbergia 7:123. 1912. 

 Rorippa island lea var. hispida Butters and Abbe, Rhodora 

 42:26. 1940. 



Arizona, without locality {Palmer in 1869), also Gila River bed near 

 Sacaton, Pinal County, 1,300 feet (Harrison and Peebles 1742, 2006). 

 New Brunswick to Alaska, south to New Mexico and Arizona. 



7. Rorippa islandica (Oeder) Borbas, Balaton Tavanak es Part- 



mellekenek. 392. 1900. 



Sisymbrium islandlcum Oeder, Fl. Dan. 3:fasc. 7, 8. 1768. 

 Rorippa palustris Besser, Enum. PL 27. 1821. 

 Radicula terrestris (R. Br.) Woot. and Standi., Contrib. U. S. 

 Natl. Herbarium 19 : 284. 1915. 



"Arizona" without locality (Palmer 563), presumably collected on 

 the Colorado River, Yuma County. Widely distributed in North 

 America and Eurasia. 



Palmer noted on his label "used for greens by the Cocopa Indians." 



